CN108695943A - A kind of simulated battery group super-charge super-discharge potential circuit - Google Patents
A kind of simulated battery group super-charge super-discharge potential circuit Download PDFInfo
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Abstract
The invention discloses a kind of simulation single batteries based on switching method to overcharge, overdischarge volt circuit, including AC/AC reduction voltage circuits, AC/DC conversion circuits, filter circuit, resistance switching regulator circuit and cascade circuit.The AC/AC reduction voltage circuits are the reliable power supply of unit module circuit with stable at incoming transport electric (220V/AC, 50Hz) for providing unit module circuit voltage source;The AC/DC conversion circuits are converted for unit module circuit power;The filter circuit is used for unit module circuit prime and rear class power filter;The resistance switching circuit obtains different resistance values for unit module circuit, to which unit module circuit obtains different voltages value;The cascade circuit can cascade multiple unit module circuits for circuit, simulate multiple series-connected cell monomer voltages, it can comparatively fast and accurately simulate monomer battery voltage and overcharge, overdischarge pressure, it is cheap, circuit form is simple, integrated level is high, it is easy to operate by key switch form.
Description
Technical field
The invention belongs to new-energy automobile industry battery management system technical fields, concretely relate to a kind of simulation electricity
Pond group super-charge super-discharge potential circuit.
Background technology
Currently, the test of new-energy automobile industry battery management system, is directly to be composed in series with several batteries mostly
High-tension battery group, or simulate series connection single battery electricity with battery analogue unit equipment, or with HIL (hardware in loop)
Pressure.
The former is complicated for operation, relies on external equipment, inefficient, and needs directly to contact with battery, there is certain safety
Hidden danger;The latter's integrated level is high, multiple functional, but equipment manufacturing cost is higher, and single channel purchase cost is at 1500 yuan or more, and channel
Limited amount, equipment are relatively fixed using position.
Invention content
To solve the above-mentioned problems, the present invention overcharged based on switching method circuit mode simulated battery group by one kind,
Overdischarge pressure.The circuit is converted into DC voltage, direct current by Industrial Frequency Transformer output AC voltage, then by rectification circuit
Pressure is by different resistance values partial pressure switch at 2.5V to adjustable voltage between 4.3V.Well simulate batteries monomer voltage,
Overcharged voltage and overdischarge pressure.
In order to solve the above technical problems, the object of the present invention is achieved like this:
A kind of simulated battery group super-charge super-discharge potential circuit, it is characterised in that:It is overcharged including multiple cascade single batteries
Overdischarge presses analog module, each single battery super-charge super-discharge voltage analog module to be turned by AC/AC reduction voltage circuits, AC/DC
Change circuit, filter circuit and resistance switching regulator circuit composition;
The AC/AC reduction voltage circuits are formed comprising Industrial Frequency Transformer;
AC/DC conversion circuits include rectifier diode D1, rectifier diode D2, rectifier diode D3, rectifier diode D4,
Rectifier diode D1 plus earths, rectifier diode D1 cathode are connect with Industrial Frequency Transformer output cathode Power+, two pole of rectification
Pipe D2 anodes are connect with Industrial Frequency Transformer output cathode Power+, and rectifier diode D2 cathode connect with rectifier diode D3 cathode
It connecing, rectifier diode D3 anodes are connect with module Industrial Frequency Transformer output negative pole Power-, rectifier diode D4 plus earths,
Rectifier diode D4 cathode are connect with module Industrial Frequency Transformer output negative pole Power-;
The filter circuit by prime filtering and rear class filtering circuit form, the prime filter circuit include resistance R1,
Electrolytic capacitor C1, the rear class filtering circuit include capacitance C3, capacitance C4, the one end resistance R1 and rectification in AC/DC conversion circuits
Diode D2, D3 cathode connects, and the resistance R1 other ends are connect with capacitance C1 anodes, and capacitance C1 cathode ground connection, capacitance C3 mono- is terminated
Circuit output foot B1+, capacitance C3 other ends ground connection, capacitance C4 mono- terminate circuit output foot B1+, capacitance C4 other ends ground connection;
The resistance switching regulator circuit includes resistance R2, resistance R3, triode Q1, controllable accurate source of stable pressure U1, capacitance
C2, resistance R4, resistance R5, potentiometer R6, potentiometer R7, resistance R8, resistance R9, resistance R10, key switch S1, key switch
S2, the one end resistance R2 are connect with triode Q1 collectors, the resistance R2 other ends and filter circuit prime one end resistance R1 and capacitance
C1 anodes connect, and the one end resistance R3 is connect with filter circuit prime one end resistance R1 and capacitance C1 anodes and the one end resistance R2,
The resistance R3 other ends are connect with triode Q1 base stages and controllable accurate source of stable pressure U1 cathodes, the one end capacitance C2, triode Q1 transmittings
Pole and the one end resistance R4, the one end resistance R5, the one end resistance R9, the one end filter circuit rear class filtering capacitance C3, filter circuit rear class
Filter capacitor C4 mono- terminates circuit output foot B1+, controllable accurate source of stable pressure U1 plus earths, controllable accurate source of stable pressure U1 reference edges
With the one end capacitance C2, the one end resistance R4,3 feet of potentiometer R7,2 feet of potentiometer R7, the one end resistance R8, key switch S1 mono-
End, the connection of the one end key switch S2, the resistance R5 other ends are connect with 1 foot of potentiometer R6,2 feet and the potentiometer R6 of potentiometer R6
3 feet, potentiometer R7 the connection of 1 foot, resistance R8 other ends ground connection, the resistance R9 other ends connect with the key switch S1 other ends,
The key switch S2 other ends are connect with the one end resistance R10, resistance R10 other ends ground connection.
Preferred embodiment on the basis of said program and as said program:Based on a kind of simulated battery group super-charge super-discharge
The analog control method of potential circuit, it is characterised in that:It comprises the steps of
S1:Be connected key switch S1, controllable accurate source of stable pressure U1 reference edges and circuit output foot B1+ resistance values be R '=
[R4//(R5+R6+R7)//R9], controllable accurate source of stable pressure U1 reference edges and ground terminal resistance value R "=R8, circuit output foot B1+
It is overdischarge pressure with ground connection terminal voltage, UuV={ 1+[ are pressed in overdischarge;R4//(R5+R6+R7)//R9]//R8}*2.5;
S2:Be connected key switch S2, controllable accurate source of stable pressure U1 reference edges and circuit output foot B1+ resistance values be R '=
[R4//(R5+R6+R7)], controllable accurate source of stable pressure U1 reference edges and ground terminal resistance value R "=R8//R10, circuit output foot B1
+ with ground connection terminal voltage be overcharged voltage, overcharged voltage UoV={ 1+[R4//(R5+R6+R7)]//(R8+R10)}*2.5;
S3:When key switch S1, key switch S2 are in off-state, controllable accurate source of stable pressure U1 reference edges and circuit
Output pin B1+ resistance values are R '=s [R4//(R5+R6+R7)], controllable accurate source of stable pressure U1 reference edges and ground terminal resistance value R "
=R8, circuit output foot B1+ are normal voltage, normal voltage U={ 1+[ with ground connection terminal voltage;R4//(R5+R6+R7)]//R8}*
2.5。
The present invention is prominent and beneficial compared with prior art to be had the technical effect that:Circuit main operational principle of the present invention is to pass through
Controllable accurate source of stable pressure and switching different resistance values, to obtain different output voltage values.
Independently-powered module is formed by single independent AC transformer, AC transformer front end is in parallel, directly by alternating current
220V powers.Each standalone module can be cascaded directly, can arbitrarily simulate multiple series-connected cell monomer voltages, overcharged voltage and mistake
Electric discharge pressure, can comparatively fast and accurately simulate monomer battery voltage and overcharge, overdischarge pressure, circuit design is flexible, price
Cheap, circuit form is simple, integrated level is high, easy to operate by key switch form.
Description of the drawings
Fig. 1 is the electrical schematic diagram of the present invention;
Fig. 2 is single battery super-charge super-discharge voltage analog modular electrical schematic diagram.
Specific implementation mode
To keep the purpose, technical scheme and advantage of the application clearer, below in conjunction with the attached drawing in embodiment, to reality
The technical solution applied in example is clearly and completely described,
Embodiment one
A kind of simulation single battery based on switching method overcharges, overdischarge volt circuit, including AC/AC reduction voltage circuits,
AC/DC conversion circuits, filter circuit, resistance switching regulator circuit and cascade circuit.
The AC/AC reduction voltage circuits for providing unit module circuit voltage source, incoming transport electricity (220V/AC,
It is the unit module circuit with stable reliable power supply when 50Hz);
The AC/DC conversion circuits are converted for unit module circuit power;
The filter circuit is used for unit module circuit prime and rear class power filter;
The resistance switching circuit obtains different resistance values for unit module circuit, to which unit module circuit obtains not
Same voltage value;
The cascade circuit can cascade multiple unit module circuits for circuit, simulate multiple series-connected cell monomer voltages.
Further, the AC/AC reduction voltage circuits include an Industrial Frequency Transformer, Industrial Frequency Transformer input 220V/AC,
50Hz alternating voltages export 9V ± 0.5V/AC alternating voltages.The Industrial Frequency Transformer input terminal L and alternating current L connects, the work
Frequency power transformer input terminal N is connect with alternating current N, and the Industrial Frequency Transformer output head anode, cathode and AC/DC conversion circuits connect
It connects.
Further, the AC/DC conversion circuits include rectifier diode D1, rectifier diode D2, rectifier diode D3,
Rectifier diode D4, the rectifier diode D1 plus earths, the rectifier diode D1 cathode export just with Industrial Frequency Transformer
Pole connects, and the rectifier diode D2 anodes connect with Industrial Frequency Transformer output cathode AC+, the rectifier diode D2 cathode and
Rectifier diode D3 cathode connect, and the rectifier diode D3 anodes are connect with Industrial Frequency Transformer output negative pole AC-, the rectification
Diode D4 plus earths, the rectifier diode D4 cathode are connect with Industrial Frequency Transformer output negative pole, the rectifier diode
D2, D3 cathode are connect with prime filter circuit.
Further, the filter circuit includes prime filtering and rear class filtering circuit.Prime filter circuit includes resistance
R1, electrolytic capacitor C1, rear class filtering circuit include capacitance C3, capacitance C4, the one end the resistance R1 with it is whole in AC/DC conversion circuits
The connection of diode D2, D3 cathode is flowed, the resistance R1 other ends are connect with capacitance C1 anodes, the capacitance C1 cathode ground connection, institute
State mono- termination module circuit output foot B1+ of capacitance C3, the capacitance C3 other ends ground connection, mono- termination module circuits of the capacitance C4
Output pin B1+, the capacitance C4 other ends ground connection.
Further, the resistance switching regulator circuit includes resistance R2, resistance R3, triode Q1, controllable accurate voltage stabilizing
Source U1, capacitance C2, resistance R4, resistance R5, potentiometer R6, potentiometer R7, resistance R8, resistance R9, resistance R10, key switch S1,
Key switch S2, the one end the resistance R2 are connect with triode Q1 collectors, the resistance R2 other ends and filter circuit prime
The one end resistance R1 is connected with capacitance C1 anodes, the one end the resistance R3 and filter circuit prime one end resistance R1 and capacitance C1 anodes
And the connection of the one end resistance R2, it is the resistance R3 other ends and triode Q1 base stages and controllable accurate source of stable pressure U1 cathodes, described
The one end capacitance C2 connects, the triode Q1 emitters and the one end the resistance R4, the one end the resistance R5, the resistance R9 mono-
End, the one end the filter circuit rear class filtering capacitance C3, the mono- termination module circuits of filter circuit rear class filtering capacitance C4 are defeated
Go out foot B1+, the controllable accurate source of stable pressure U1 plus earths, the controllable accurate source of stable pressure U1 reference edges and the capacitance C2 mono-
End, the one end the resistance R4,3 feet of the potentiometer R7,2 feet of the potentiometer R7, the one end the resistance R8, the button
The one end switch S1, the connection of the one end the key switch S2, the resistance R5 other ends are connect with 1 foot of the potentiometer R6, institute
2 feet for stating potentiometer R6 are connect with 1 foot of 3 feet of the potentiometer R6, the potentiometer R7, another terminations of resistance R8
Ground, the resistance R9 other ends are connect with the key switch S1 other ends, the key switch S2 other ends and the resistance
The one end R10 connects, and the resistance R10 other ends ground connection, the resistance switches regulator circuit.
When the key switch S1 is connected, the unit module circuit is overdischarge pressure output, the controllable accurate voltage stabilizing
Source U1 reference edges are R1/=[ with circuit output foot B1+ resistance values;R4//(R5+R6+R7)//R9], under the unit module circuit
Hold resistance value R2/=R8, the unit module overdischarge pressure UuV={ 1+[R4//(R5+R6+R7)//R9]/R8}*2.5;It is described
Resistance switches regulator circuit, and when the key switch S2 is connected, the unit module circuit exports for overcharged voltage, described controllable
Precision voltage regulator U1 reference edges are R1/ /=[ with circuit output foot B1+ resistance values;R4//(R5+R6+R7)], the unit module
Circuit lower end resistance value R2/ /=R8//R10, the unit module overcharged voltage UoV={ 1+[R4//(R5+R6+R7)]/(R8+
R10)}*2.5;The resistance switches regulator circuit, when key switch S1, key switch S2 are in off-state, the list
Element module circuit exports for normal voltage, and the controllable accurate source of stable pressure U1 reference edges are R1 with circuit output foot B1+ resistance values
=[R4//(R5+R6+R7)], unit module circuit lower end resistance value R2=R8, the unit module normal voltage U={ 1
+[R4//(R5+R6+R7)]//R8}*2.5。
Further, the cascade circuit by multiple AC/AC reduction voltage circuits, AC/DC conversion circuits, filter circuit and
Resistance switches regulator circuit composition.
Further, the AC/AC transformers are 9V/2W lead type straddling champ transformers.
Further, rectifier diode D1, D2, D3, D4 model 1N4007.
Further, the triode Q1 models C9014.
Further, the controllable accurate source of stable pressure model TL431.
Further, the electrolytic capacitor C1 capacitances are 100uF/50V.
Further, the adjustable potentiometer R6 resistance values are 10K.
Further, the adjustable potentiometer R7 resistance values are 2K.
Further, the key switch S1, the key switch S2 switch for touch key.
Further, the resistance R9 resistance values are 100R.
Further, the resistance R10 resistance values are 100K.
Further, the resistance R9, the resistance R10 are build-out resistor, defeated for adjusting the unit module circuit
Go out voltage, resistors match value directly influences unit module circuit output voltage, is debugged according to actual test result.
It should be noted that three feet of adjustable potentiometer R6, adjustable potentiometer R7 are respectively divided into 1,2,3 feet, wherein 1,2
Foot is fixed feet, contact centered on 3 feet.
Embodiment two
As shown in figure 1 above, the single battery super-charge super-discharge voltage analog module in embodiment one is subjected to multi-stage cascade, group
At simulated battery group super-charge super-discharge potential circuit.
It includes multiple cascade single battery super-charge super-discharge voltage analog modules, each single battery super-charge super-discharge
Voltage analog module is made of AC/AC reduction voltage circuits, AC/DC conversion circuits, filter circuit and resistance switching regulator circuit, this reality
It is that 3 single battery super-charge super-discharge voltage analog modules are cascaded to apply example, makes detailed specific description to it below.
It uses 3 string series batteries of switching method circuit mode simulation to overcharge, overdischarge volt circuit, including AC/AC
Reduction voltage circuit, AC/DC conversion circuits, filter circuit, resistance switching regulator circuit and cascade circuit.
Modules A C/AC reduction voltage circuits include three Industrial Frequency Transformers with model, and single Industrial Frequency Transformer inputs 220V/
AC, 50Hz alternating voltage export 9V ± 0.5V/AC alternating voltages, and three Industrial Frequency Transformer input terminal L are connect with alternating current L,
Three Industrial Frequency Transformer input terminal N are connect with alternating current N, single Industrial Frequency Transformer output head anode, cathode and the unit mould
Block AC/DC conversion circuits connect.
Modules A C/DC conversion circuits 1 include rectifier diode D1, rectifier diode D2, rectifier diode D3, two pole of rectification
Pipe D4, rectifier diode D1 plus earths, rectifier diode D1 cathode are connect with the module Industrial Frequency Transformer output cathode, rectification
Diode D2 anodes are connect with module Industrial Frequency Transformer output cathode AC+, rectifier diode D2 cathode and rectifier diode D3
Cathode connects, and rectifier diode D3 anodes are connect with module Industrial Frequency Transformer output negative pole AC-, and rectifier diode D4 anodes connect
Ground, rectifier diode D4 cathode are connect with the module Industrial Frequency Transformer output negative pole, rectifier diode D2, D3 cathode and the module
Prime filter circuit connects;
Modules A C/DC conversion circuits 2 include rectifier diode D11, rectifier diode D21, rectifier diode D31, rectification
Diode D41, rectifier diode D11 anodes connect B1+, rectifier diode D11 cathode and the module Industrial Frequency Transformer output cathode
Connection, rectifier diode D21 anodes connect with module Industrial Frequency Transformer output cathode AC1+, rectifier diode D21 cathode and
Rectifier diode D31 cathode connect, and rectifier diode D31 anodes are connect with module Industrial Frequency Transformer output negative pole AC1-, whole
Stream diode D41 anodes meet B1+, and rectifier diode D41 cathode are connect with the module Industrial Frequency Transformer output negative pole, two pole of rectification
Pipe D21, D31 cathode are connect with the module prime filter circuit;
Modules A C/DC conversion circuits 3 include rectifier diode D12, rectifier diode D22, rectifier diode D32, rectification
Diode D42, rectifier diode D12 anodes connect B2+, rectifier diode D12 cathode and the module Industrial Frequency Transformer output cathode
Connection, rectifier diode D22 anodes connect with module Industrial Frequency Transformer output cathode AC2+, rectifier diode D22 cathode and
Rectifier diode D32 cathode connect, and rectifier diode D32 anodes are connect with module Industrial Frequency Transformer output negative pole AC2-, whole
Stream diode D42 anodes meet B2+, and rectifier diode D42 cathode are connect with the module Industrial Frequency Transformer output negative pole, two pole of rectification
Pipe D22, D32 cathode are connect with the module prime filter circuit.
Module filtered circuit 1 includes prime filtering and rear class filtering circuit.Prime filter circuit includes resistance R1, electrolysis electricity
Hold C1, rear class filtering circuit includes capacitance C3, capacitance C4, the one end resistance R1 and rectifier diode in modules A C/DC conversion circuits
D2, D3 cathode connect, and the resistance R1 other ends are connect with capacitance C1 anodes, capacitance C1 cathode ground connection, capacitance C3 mono- termination module electricity
Road output pin B1+, capacitance C3 other ends ground connection, mono- termination module circuit output foot B1+ of capacitance C4, capacitance C4 other ends ground connection;
Module filtered circuit 2 includes prime filtering and rear class filtering circuit.Prime filter circuit includes resistance R11, electrolysis
Capacitance C11, rear class filtering circuit include capacitance C31, capacitance C41, the one end resistance R11 and rectification in modules A C/DC conversion circuits
Diode D21, D31 cathode connects, and the resistance R11 other ends are connect with capacitance C11 anodes, and capacitance C11 cathode meet B1+, capacitance C31
One mono- termination module circuit output foot B2+ of termination module circuit output foot B2+, capacitance C31 another termination B1+, capacitance C41, electricity
Hold another termination B1+ of C41;
Module filtered circuit 3 includes prime filtering and rear class filtering circuit.Prime filter circuit includes resistance R12, electrolysis
Capacitance C12, rear class filtering circuit include capacitance C32, capacitance C42, the one end resistance R12 and rectification in modules A C/DC conversion circuits
Diode D22, D32 cathode connects, and the resistance R12 other ends are connect with capacitance C12 anodes, and capacitance C12 cathode meet B2+, capacitance C32
One mono- termination module circuit output foot B3+ of termination module circuit output foot B3+, capacitance C32 another termination B2+, capacitance C42, electricity
Hold another termination B2+ of C42.
It includes resistance R2, resistance R3, triode Q1, controllable accurate source of stable pressure U1, capacitance that module resistance, which switches regulator circuit 1,
C2, resistance R4, resistance R5, potentiometer R6, potentiometer R7, resistance R8, resistance R9, resistance R10, key switch S1, key switch
S2, the one end resistance R2 are connect with triode Q1 collectors, the resistance R2 other ends and filter circuit prime one end resistance R1 and capacitance
C1 anodes connect, and the one end resistance R3 is connect with filter circuit prime one end resistance R1 and capacitance C1 anodes and the one end resistance R2,
The resistance R3 other ends are connect with triode Q1 base stages and controllable accurate source of stable pressure U1 cathodes, the one end capacitance C2, triode Q1 transmittings
Pole and the one end resistance R4, the one end resistance R5, the one end resistance R9, the one end filter circuit rear class filtering capacitance C3, filter circuit rear class
Mono- termination module circuit output foot B1+ of filter capacitor C4, controllable accurate source of stable pressure U1 plus earths, controllable accurate source of stable pressure U1 ginsengs
Examine end and the one end capacitance C2, the one end resistance R4,3 feet of potentiometer R7,2 feet of potentiometer R7, the one end resistance R8, key switch S1
One end, the connection of the one end key switch S2, the resistance R5 other ends are connect with 1 foot of potentiometer R6,2 feet and potentiometer of potentiometer R6
The 1 foot connection of 3 feet, potentiometer R7 of R6, resistance R8 other ends ground connection, the resistance R9 other ends connect with the key switch S1 other ends
It connecing, the key switch S2 other ends are connect with the one end resistance R10, resistance R10 other ends ground connection,
When key switch S1 is connected, which is overdischarge pressure output, controllable accurate source of stable pressure U1 reference edges and electricity
Road output pin B1+ resistance values are [R4//(R5+R6+R7)//R9], controllable accurate source of stable pressure U1 reference edges and ground terminal resistance value
R2=R8, circuit output foot B1+ are that UuV={ 1+[ are pressed in overdischarge with ground connection terminal voltage;R4//(R5+R6+R7)//R9]/R8}*
2.5;When key switch S2 is connected, which exports for overcharged voltage, controllable accurate source of stable pressure U1 reference edges and electricity
Road output pin B1+ resistance values are [R4//(R5+R6+R7)], controllable accurate source of stable pressure U1 reference edges and ground terminal resistance value R2//
=R8//R10, circuit output foot B1+ are overcharged voltage UoV={ 1+[ with ground connection terminal voltage;R4//(R5+R6+R7)]/(R8+
R10)}*2.5;When key switch S1, key switch S2 are in off-state, which is that normal voltage is defeated
Go out, controllable accurate source of stable pressure U1 reference edges are [ with circuit output foot B1+ resistance values;R4//(R5+R6+R7)], controllable accurate voltage stabilizing
Source U1 reference edges are normal voltage U={ 1+[ with ground terminal resistance value R8, circuit output foot B1+ and ground connection terminal voltage;R4//(R5+
R6+R7)]/R8}*2.5。
Module resistance switch regulator circuit 2 include resistance R21, resistance R31, triode Q11, controllable accurate source of stable pressure U11,
Capacitance C21, resistance R41, resistance R51, potentiometer R61, potentiometer R71, resistance R81, resistance R91, resistance R101, key switch
S11, key switch S21, the one end resistance R21 are connect with triode Q11 collectors, the resistance R21 other ends and filter circuit prime
The one end resistance R11 is connected with capacitance C11 anodes, and the one end resistance R31 and filter circuit prime one end resistance R11 and capacitance C11 are just
Pole and the connection of the one end resistance R21, the resistance R31 other ends and triode Q11 base stages and controllable accurate source of stable pressure U11 cathodes, electricity
Hold the one end C21 to connect, after triode Q11 emitters and the one end resistance R41, the one end resistance R51, the one end resistance R91, filter circuit
The one end grade filter capacitor C31, mono- termination module circuit output foot B2+ of filter circuit rear class filtering capacitance C41, controllable accurate voltage stabilizing
Source U11 anodes meet B1+, controllable accurate source of stable pressure U11 reference edges and the one end capacitance C21, the one end resistance R41, potentiometer R71 3
Foot, 2 feet of potentiometer R71, the one end resistance R81, the one end key switch S11, the connection of the one end key switch S21, resistance R51 are another
End is connect with 1 foot of potentiometer R61, and 2 feet of potentiometer R61 are connect with 1 foot of 3 feet of potentiometer R61, potentiometer R71, resistance
Another termination B1+ of R81, the resistance R91 other ends are connect with the key switch S11 other ends, the key switch S21 other ends and resistance
The one end R101 connects, another termination B1+ of resistance R101, and when key switch S11 is connected, which is overdischarge pressure output,
Controllable accurate source of stable pressure U11 reference edges are [ with circuit output foot B2+ resistance values;R41//(R51+R61+R71)//R91]Controllable essence
Close source of stable pressure U11 reference edges are overdischarge pressure with ground terminal resistance value R81, circuit output foot B2+ and circuit output foot B1+ voltages
UuV '={ 1+[R41//(R51+R61+R71)//R91]/R81}*2.5;When key switch S21 conductings, the unit module circuit
It is exported for overcharged voltage, controllable accurate source of stable pressure U11 reference edges are [ with circuit output foot B2+ resistance values;R41//(R51+R61+
R71)], controllable accurate source of stable pressure U11 reference edges are R81//R101 with ground terminal resistance value, and circuit output foot B2+ and circuit are defeated
It is overcharged voltage UoV '={ 1+[ to go out foot B1+ voltages;R41//(R51+R61+R71)]/(R81+R101)}*2.5;Work as key switch
When S11, key switch S21 are in off-state, which exports for normal voltage, controllable accurate source of stable pressure
U11 reference edges are [ with circuit output foot B2+ resistance values;R41//(R51+R61+R71)], controllable accurate source of stable pressure U11 reference edges
With ground terminal resistance value R81, circuit output foot B2+ is normal voltage U '={ 1+[ with circuit output foot B1+ voltages;R41//(R51
+R61+R71)]/R81}*2.5。
Module resistance switch regulator circuit 3 include resistance R22, resistance R32, triode Q12, controllable accurate source of stable pressure U12,
Capacitance C22, resistance R42, resistance R52, potentiometer R62, potentiometer R72, resistance R82, resistance R92, resistance R102, key switch
S12, key switch S22, the one end resistance R22 are connect with triode Q12 collectors, the resistance R22 other ends and filter circuit prime
The one end resistance R12 is connected with capacitance C12 anodes, and the one end resistance R32 and filter circuit prime one end resistance R12 and capacitance C12 are just
Pole and the connection of the one end resistance R22, the resistance R32 other ends and triode Q12 base stages and controllable accurate source of stable pressure U12 cathodes, electricity
Hold the one end C22 to connect, after triode Q12 emitters and the one end resistance R42, the one end resistance R52, the one end resistance R92, filter circuit
The one end grade filter capacitor C32, mono- termination module circuit output foot B3+ of filter circuit rear class filtering capacitance C42, controllable accurate voltage stabilizing
Source U12 anodes meet B2+, controllable accurate source of stable pressure U12 reference edges and the one end capacitance C22, the one end resistance R42, potentiometer R72 3
Foot, 2 feet of potentiometer R72, the one end resistance R82, the one end key switch S12, the connection of the one end key switch S2_2, resistance R52 are another
One end is connect with 1 foot of potentiometer R62, and 2 feet of potentiometer R62 are connect with 1 foot of 3 feet of potentiometer R62, potentiometer R72, electricity
Another termination B2+ of R82 are hindered, the resistance R92 other ends are connect with the key switch S12 other ends, the key switch S2_2 other ends and electricity
Hinder the connection of the one end R102, another termination B2+ of resistance R102.
When key switch S12 be connected, the unit module be overdischarge pressure output, controllable accurate source of stable pressure U12 reference edges with
Circuit output foot B3+ resistance values are [R42//(R52+R62+R72)//R92]Controllable accurate source of stable pressure U12 reference edges and ground terminal
Resistance value is R82, and circuit output foot B3+ is electric discharge pressure UuV "={ 1+[ with circuit output foot B2+ voltages;R42//(R52+R62+
R72)//R92]/R82}*2.5;When key switch S2_2 is connected, which exports for overcharged voltage, controllable accurate
Source of stable pressure U12 reference edges are [ with circuit output foot B3+ resistance values;R42//(R52+R62+R72)], controllable accurate source of stable pressure U12
Reference edge is R82//R102 with circuit output foot B2+ resistance values, and circuit output foot B3+ is to overcharge with circuit output foot B2+ voltages
Voltage UoV "={ 1+[R42//(R52+R62+R72)]/(R82+R102)}*2.5;As key switch S12, key switch S2_2
When being in off-state, which exports for normal voltage, and controllable accurate source of stable pressure U12 reference edges and circuit are defeated
It is [ to go out foot B3+ resistance values;R42//(R52+R62+R72)], controllable accurate source of stable pressure U12 reference edges and ground terminal resistance value R82,
Unit module normal voltage U "={ 1+[R42//(R52+R62+R72)]/R82}*2.5.
In this way, 3 module-cascade circuits just form 3 string series-connected cell monomer voltage of simulation, overcharged voltage and overdischarge pressure,
Similarly, 12 module-cascade circuits can form 12 string series-connected cell monomer voltage of simulation, overcharged voltage and overdischarge pressure.
Obviously, described embodiment is only some embodiments of the present application, rather than whole embodiments.Based on having provided
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, all
Belong to the range of the application protection.
Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore:It is all according to
The equivalence changes that structure, shape, the principle of the present invention is done, should all be covered by within protection scope of the present invention.
Claims (2)
1. a kind of simulated battery group super-charge super-discharge potential circuit, it is characterised in that:It was overcharged including multiple cascade single batteries
Voltage analog module is put, each single battery super-charge super-discharge voltage analog module is converted by AC/AC reduction voltage circuits, AC/DC
Circuit, filter circuit and resistance switching regulator circuit composition;
The AC/AC reduction voltage circuits are formed comprising Industrial Frequency Transformer;
AC/DC conversion circuits include rectifier diode D1, rectifier diode D2, rectifier diode D3, rectifier diode D4, rectification
Diode D1 plus earths, rectifier diode D1 cathode are connect with Industrial Frequency Transformer output cathode Power+, rectifier diode D2
Anode is connect with Industrial Frequency Transformer output cathode Power+, and rectifier diode D2 cathode are connect with rectifier diode D3 cathode, whole
Stream diode D3 anodes are connect with module Industrial Frequency Transformer output negative pole Power-, rectifier diode D4 plus earths, rectification
Diode D4 cathode are connect with module Industrial Frequency Transformer output negative pole Power-;
The filter circuit is made of prime filtering and rear class filtering circuit, and the prime filter circuit includes resistance R1, electrolysis
Capacitance C1, the rear class filtering circuit include capacitance C3, capacitance C4, the one end resistance R1 and two pole of rectification in AC/DC conversion circuits
Pipe D2, D3 cathode connects, and the resistance R1 other ends are connect with capacitance C1 anodes, capacitance C1 cathode ground connection, mono- termination circuits of capacitance C3
Output pin B1+, capacitance C3 other ends ground connection, capacitance C4 mono- terminate circuit output foot B1+, capacitance C4 other ends ground connection;
The resistance switching regulator circuit includes resistance R2, resistance R3, triode Q1, controllable accurate source of stable pressure U1, capacitance C2, electricity
Hinder R4, resistance R5, potentiometer R6, potentiometer R7, resistance R8, resistance R9, resistance R10, key switch S1, key switch S2, electricity
Resistance one end R2 is connect with triode Q1 collectors, the resistance R2 other ends and filter circuit prime one end resistance R1 and capacitance C1 anodes
Connection, the one end resistance R3 are connect with filter circuit prime one end resistance R1 and capacitance C1 anodes and the one end resistance R2, resistance R3
The other end is connect with triode Q1 base stages and controllable accurate source of stable pressure U1 cathodes, the one end capacitance C2, triode Q1 emitters and electricity
Hinder the one end R4, the one end resistance R5, the one end resistance R9, the one end filter circuit rear class filtering capacitance C3, filter circuit rear class filtering electricity
Hold C4 mono- and terminates circuit output foot B1+, controllable accurate source of stable pressure U1 plus earths, controllable accurate source of stable pressure U1 reference edges and capacitance
The one end C2, the one end resistance R4,3 feet of potentiometer R7,2 feet of potentiometer R7, the one end resistance R8, the one end key switch S1, button
The one end switch S2 connects, and the resistance R5 other ends connect with 1 foot of potentiometer R6,2 feet of potentiometer R6 and 3 feet of potentiometer R6,
1 foot of potentiometer R7 connects, and resistance R8 other ends ground connection, the resistance R9 other ends are connect with the key switch S1 other ends, and button is opened
It closes the S2 other ends to connect with the one end resistance R10, resistance R10 other ends ground connection.
2. based on a kind of analog control method of simulated battery group super-charge super-discharge potential circuit described in claim 1, feature
It is:It comprises the steps of
S1:Key switch S1 is connected, controllable accurate source of stable pressure U1 reference edges are R '=s [ with circuit output foot B1+ resistance values;R4//
(R5+R6+R7)//R9], controllable accurate source of stable pressure U1 reference edges and ground terminal resistance value R "=R8, circuit output foot B1+ with connect
Ground terminal voltage is overdischarge pressure, and UuV={ 1+[ are pressed in overdischarge;R4//(R5+R6+R7)//R9]//R8}*2.5;
S2:Key switch S2 is connected, controllable accurate source of stable pressure U1 reference edges are R '=s [ with circuit output foot B1+ resistance values;R4//
(R5+R6+R7)], controllable accurate source of stable pressure U1 reference edges and ground terminal resistance value R "=R8//R10, circuit output foot B1+ with connect
Ground terminal voltage is overcharged voltage, overcharged voltage UoV={ 1+[R4//(R5+R6+R7)]//(R8+R10)}*2.5;
S3:When key switch S1, key switch S2 are in off-state, controllable accurate source of stable pressure U1 reference edges and circuit output
Foot B1+ resistance values are R '=s [R4//(R5+R6+R7)], controllable accurate source of stable pressure U1 reference edges and ground terminal resistance value R "=R8,
Circuit output foot B1+ is normal voltage, normal voltage U={ 1+[ with ground connection terminal voltage;R4//(R5+R6+R7)]//R8}*2.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810706662.9A CN108695943A (en) | 2018-07-02 | 2018-07-02 | A kind of simulated battery group super-charge super-discharge potential circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810706662.9A CN108695943A (en) | 2018-07-02 | 2018-07-02 | A kind of simulated battery group super-charge super-discharge potential circuit |
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| Publication Number | Publication Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111146515A (en) * | 2019-12-23 | 2020-05-12 | 电子科技大学 | Chip cascade circuit based on diode realization |
-
2018
- 2018-07-02 CN CN201810706662.9A patent/CN108695943A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111146515A (en) * | 2019-12-23 | 2020-05-12 | 电子科技大学 | Chip cascade circuit based on diode realization |
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Address after: Room 206, No. 999, Qingfeng South Road, Tongxiang Economic Development Zone, Jiaxing, Zhejiang 314000 Applicant after: United New Energy Automobile Co.,Ltd. Address before: Room 206, No. 999, Qingfeng South Road, Tongxiang Economic Development Zone, Jiaxing, Zhejiang 314000 Applicant before: HOZON NEW ENERGY AUTOMOBILE Co.,Ltd. |
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Application publication date: 20181023 |